Monthly Climate Summary for  June 2008 at Chesham (Tennis Club)
                          home daily
              Warm spell 8th-10th otherwise consistently rather cool. Generally dry.       back forward
                         
Overall mean temperature was 14.7 ēC which is   degC compared with the 1971-2000 average  
Mean day maximum (09-21) was 20.0 ēC which is   degC compared with the 1971-2000 average  
Mean night minimum (21-09) was 9.4 ēC which is   degC compared with the 1971-2000 average  
Mean 24hr maximum (09-09) was 20.0 ēC                
Mean 24hr minimum (09-09) was 9.3 ēC                
  Highest day max was 25.9 ēC on  the   9            
  Lowest day max was 15.0 ēC on  the 3            
  Highest night min was 16.0 ēC on  the 22            
  Lowest night min was 4.2 ēC on  the 16            
  Lowest grass min was   ēC on  the              
                         
Total rainfall this month was 31.5 mm which is 49.5 per  cent of the 1971-2000 average    
  Highest daily fall was 9.8 mm on  the 2            
Number of hours with rain was                    
Equiv. TSR rainfall duration was 9.6 hrs which is   per  cent of the 1971-2000 average    
  Highest no of wet hrs   hrs on  the              
  Highest duration 3.1 hrs on  the 2            
  Mean rainfall intensity 3.28 mm/hr                
                         
Total est sunshine this month was 156.4 hrs which is   per  cent of the 1971-2000 average    
Equiv. C/S sunshine total was   hrs which is   per  cent of the 1971-2000 average    
  Highest daily sun was 8.8 hrs on  the 9            
                         
Maximum  snow depth  was 0.0 cm on  the               
                         
Mean sea-level pressure at 09Z 1017.1 mbar which is   mbar compared with the 1961-1990 average  
  Highest pressure at 09Z 1026.1 mbar on  the 9            
  Lowest  pressure at 09Z 1008.2 mbar on  the 19            
                         
Total number of days with:                      
Air Frost 0   0.2mm rain 10   No  sun 0   Snow lying 0    
Grnd Frost 0   1.0mm 7   3h  sun 25   Snow/sleet 0    
Max < 0ēC 0   5mm 2   6h  sun 11   Hail 0    
Max > 10 30   10mm 0   9h  sun 0   Thunder 0    
Max > 20 14   25mm 0   12h sun 0   Fog at 09Z 0    
Max > 30 0         15h sun 0   Gale 0    
                         
Notable events during the month: